Rapid Application Developer - IT Quant

Margo GroupLondon

On-site Full-time

Clicking Apply Now takes you to AutoApply where you can tailor your resume and apply.

Experience Level

Experience

Qualifications

Proven experience in rapid application development, particularly in a quantitative finance context. Strong programming skills in languages such as Python, Java, or C++. Understanding of financial markets and instruments. Ability to work in fast-paced environments and deliver under pressure. Excellent problem-solving skills and attention to detail.

About the job

Margo Group is a pioneering consultancy specializing in high-value IT solutions for the financial market sector. Our philosophy centers on the belief that the intersection of sophisticated IT challenges and finance presents the most stimulating opportunities for our consultants, encompassing low latency, multithreading, and high data volumes.

By joining Margo as an IT consultant, you will become part of a close-knit organization that prioritizes personalized training and internal development strategies, ensuring that you enhance your skill set continuously.

Our service offerings are categorized into three core areas: IT Support, Rapid Application Development, and Software Development.

Margo is in search of a Rapid Application Developer - IT Quant to join our dynamic teams within a global corporate and investment banking environment.

About Margo Group

Margo Group is a tech-driven consultancy delivering exceptional IT expertise to the finance industry. We thrive on the challenges posed by complex IT systems, offering a stimulating environment for our consultants to grow and excel.

Similar jobs

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, location & role pages.

1 - 20 of 1,419 Jobs

Search for Rapid Application Developer It Quant

1,419 results

Select all on this page (20)

Apply

Rapid Application Developer - IT Quant

Margo Group

Full-time|On-site|London

Margo Group is a pioneering consultancy specializing in high-value IT solutions for the financial market sector. Our philosophy centers on the belief that the intersection of sophisticated IT challenges and finance presents the most stimulating opportunities for our consultants, encompassing low latency, multithreading, and high data volumes.By joining Margo…

Jun 12, 2020

Apply

Rapid Application Developer - JAVA

margo-group

Full-time|On-site|London

Role Overview margo-group is looking for a Rapid Application Developer with strong JAVA skills to join the team in London. This position focuses on building and refining applications that support client goals and internal efficiency. What You Will Do Develop JAVA-based applications, from design through implementation Work with colleagues from different disciplines to create and test solutions Help improve processes and technology offerings for clients Collaboration This role involves regular interaction with cross-functional teams. Clear communication and a willingness to share knowledge are important.

Apr 14, 2026

Apply

Quant Developer (KDB) - Innovative Technology Team

Squarepoint Capital

Full-time|On-site|London, Montreal, Singapore, Honk Kong

Team: Quantitative Development Position Overview: Join our elite team of Quantitative Developers at Squarepoint Capital, where you will collaborate closely with quantitative researchers to design, implement, and deploy cutting-edge software solutions for research and trading. Our technology team adheres to modern software development methodologies, ensuring that our tools evolve and mature for broader application. As a Quant Developer, you will lead cross-functional initiatives, partnering with technologists and researchers across various asset classes to drive Squarepoint’s strategic objectives forward.

Mar 10, 2026

Apply

Algorithm Developer (Quant Researcher) – 2026 PhDs

Hudson River Trading (HRT)

Full-time|$300K/yr - $300K/yr|On-site|London, United Kingdom; New York, NY, United States; Singapore

Join Hudson River Trading (HRT), a leader in algorithmic trading, as we seek outstanding PhD candidates to enhance our Algorithm Development team. As an Algorithm Developer, you will play a pivotal role in constructing and refining the models that underpin our trading strategies. Your daily responsibilities will involve rigorous statistical analysis of extensive market and financial datasets, enabling you to create predictive trading models that drive our operations.In this dynamic position, you will collaborate with a team of skilled Algorithm Developers and Software Engineers, engaging in the research, development, and testing of innovative order execution and model training methodologies aimed at optimizing trading efficiency. You will run models live on our top-tier trading infrastructure, analyzing daily performance metrics to ensure sustained profitability. This is an exceptional opportunity to leverage your advanced academic research skills to tackle real-world trading challenges across diverse time horizons and machine learning strategies.

Feb 9, 2026

Apply

Quant Developer at Squarepoint Capital | London, Montreal, Singapore

Squarepoint Capital

Full-time|On-site|London, Montreal, Singapore

We encourage you to apply only to the position that best aligns with your skills and experience. If our team identifies another role that fits you better, we will reach out to discuss that opportunity.Position Overview:As a Quant Developer at Squarepoint Capital, you will collaborate directly with Quant Researchers and Traders to develop innovative trading strategies and software for various research initiatives. Your responsibilities may include creating tools to implement advanced statistical methodologies that identify new trading avenues and assess their performance over time. Additionally, you will enhance our trading strategies by running and analyzing comprehensive backtesting simulations across extensive proprietary datasets.Whichever project you engage in, you will spearhead cross-team initiatives at Squarepoint, gaining valuable insights from some of the industry's leading experts while contributing to our ongoing innovation in quantitative research.

Mar 10, 2026

Apply

Equity Options Quant Trader

Maven Securities US Limited

Full-time|On-site|London

Maven Securities Holding Ltd is a leading, employee-owned proprietary trading firm that utilizes internal capital to implement discretionary, systematic, and market-making strategies. We pride ourselves on exclusively managing our own capital, achieving remarkable returns on equity since our inception, and fostering a highly collaborative, entrepreneurial culture. THE ROLE We are seeking a driven and innovative Equity Options Quant Trader to become a vital part of our Vol Alpha Trading Team. This full-cycle quant trader role operates within a semi-systematic desk that focuses on statistical arbitrage relative value volatility, flow-aware volatility position taking, and opportunistic dispersion trades, primarily within the US equity options market. The team is dedicated to an investment strategy that emphasizes informed position-taking, leveraging statistical analysis and market flow observations. The ideal candidate will be instrumental in the daily operations and future development of the desk as we expand our volatility strategy offerings and operational capabilities across various products. This position is ideal for candidates with quantitative research or trading backgrounds within a large volatility desk who are eager to transition into a hands-on buy-side risk-taking role that employs statistical methods to generate alpha, while maintaining a comprehensive understanding of the factors driving alpha performance. The successful candidate will engage in the entire investment process from market intuition and alpha discovery to trade execution, thereby making a significant impact on the desk's success and gaining substantial ownership in PnL. RESPONSIBILITIES Monitor and analyze market flow to identify pricing dislocations. Interpret other market participants’ positions to uncover trading opportunities. Conduct research and backtesting on pricing structures, volatility curves, term structures, relative value, and dispersion trades. Contribute to alpha discovery through a blend of market dynamics observations and quantitative research tools. Participate actively in trading and risk management of a diverse equity options portfolio within a collaborative team environment. Engage in the desk’s strategic expansion into a broader range of alpha and systematic strategies. Oversee the complete investment cycle from intuition and research to execution. Collaborate with infrastructure and development teams to enhance electronic trading execution and reduce dependencies.

Feb 12, 2026

Apply

Senior Application Engineer / Developer

Telefónica Tech

Full-time|On-site|London

Join Our Team as a Senior Application Engineer / DeveloperAre you passionate about crafting cutting-edge AI and cloud-native applications that leave users in awe? Are you eager to explore the frontiers of software delivery, AI engineering, and innovative application patterns? If you have a knack for developing intelligent applications that push the boundaries of technology, we want to hear from you!In this dynamic role, you will be at the forefront of building AI-driven solutions, focusing on hands-on development to create applications that challenge the status quo.Key Responsibilities:Design, build, test, and deploy state-of-the-art applications.Transform software delivery processes in the AI and cloud era.Evaluate AI code generation for accuracy and functionality.

Jan 30, 2026

Apply

Quantitative Developer

OpenBet

Full-time|On-site|London, England, United Kingdom

The TeamOpenBet stands at the forefront of the global betting and gaming industry, collaborating with over 200 partners to deliver unforgettable winning experiences to millions of players around the globe. Whether processing bets during landmark events like the FIFA World Cup and Super Bowl or innovating next-generation products such as BetBuilder, we continually enhance player engagement through high-quality content, state-of-the-art technology, and robust player protection tools.With a legacy spanning over 25 years, our unparalleled platform supports the most prestigious betting brands, guaranteeing optimal performance with 100% uptime, remarkable scalability, and lightning-fast speed. Boasting 85 licenses and a clientele that includes 20 World Lottery Association operators, our team of over 1,200 professionals across 14 countries remains a pivotal force in the industry. Join OpenBet to elevate your career and contribute to a dynamic team that is reshaping the future of betting entertainment for millions worldwide.The GoalThe Quant Development unit within our Data Science team is seeking a talented Quant Developer to design and maintain forecasting models for sports betting. This role is based in London.What You Will Be Doing:• Develop new player proposition markets utilizing price feed and statistical data.• Enhance sports betting models by integrating essential features and components to optimize pricing across various markets.• Oversee the team's services, including Alerts for Traders.• Manage cloud-based data pipelines while ensuring their efficiency and scalability.• Minimize technical debt while tackling various tasks, such as implementing a new interface for market contracts.• Collaborate across team functions, effectively communicating technical solutions through tools like Jira, Confluence, and code.• Partner closely with product owners and software developers to transition projects from concept to integration.• Provide constructive feedback during code reviews to ensure high-quality contributions, including suggesting additional tests, identifying inconsistencies, and aiding in problem resolution.The Player:A postgraduate degree in Data Science, Machine Learning, Statistics, Mathematics, or a related quantitative discipline.Minimum of 3 years of experience in a quantitative role or possess a PhD in a quantitative field.Proficient in programming: (a) Object-oriented programming in C# or Python and (b) database management with SQL and NoSQL.Familiarity with diverse modeling techniques (including Probability Distributions, GLMs, Monte Carlo Simulations, Bayesian Inference, Time-Series Analysis, etc.).A strong passion for developing forecasting models in the sports domain.Solid understanding of betting concepts and market dynamics.Desirable Qualifications:At least 2 years of experience in a similar role.

Mar 2, 2026

Apply

Senior Backend Software Engineer - Application Development

Palantir Technologies Inc.

Full-time|On-site|London, United Kingdom

Join Palantir Technologies as a Senior Backend Software Engineer and contribute to our innovative application development team. You will design and implement robust backend systems that are scalable and efficient, working alongside talented engineers in a collaborative environment.

Apr 6, 2026

Apply

C# Software Engineer - Windows Application Development

Sony Interactive Entertainment

Full-time|On-site|United Kingdom, London

Why Choose PlayStation?At PlayStation, we pride ourselves on being not just the best place to play, but also the best place to work. As a recognized global leader in entertainment, we proudly produce the PlayStation family of products and services, including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, and critically acclaimed software titles from PlayStation Studios.We are dedicated to fostering an inclusive environment that empowers a diverse workforce. We welcome individuals who are passionate about innovation, technology, and gaming to explore our open positions and join our expanding global team.PlayStation is a brand under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.We are on the lookout for a talented Software Engineer to join our game integration platform, bridging gameplay and platform experiences! As a member of the Partners Platform team, you will work at the intersection of business and engineering on the PlayStation SDK Windows Delivery tooling.In this role, you will contribute to the development of the SDK Manager Windows Application, coordinating with business and engineering teams to enhance the relationship between SIE and our game development and publishing partners.Role Overview:We are seeking a skilled C# Software Engineer to design and develop Windows-based applications that facilitate the delivery and integration of SDK components for Sony PlayStation platforms. This position requires robust experience in C#, along with a solid understanding of C and C++ for low-level integration and performance-critical components.Key Responsibilities:Design, develop, and maintain Windows desktop applications using C# and the .NET framework.Create tools and interfaces to support the integration and delivery of PlayStation SDK components.Utilize native code (C/C++) to interface with low-level systems and SDK libraries.

Apr 14, 2026

Apply

Quantitative Developer (C++)

Squarepoint Capital

Full-time|$120K/yr - $120K/yr|On-site|London, Montreal, Singapore

Position Overview Join our dynamic and collaborative team as a Quantitative Developer specializing in C++. In this role, you will be instrumental in developing and maintaining high-performance trading systems and signal logic while supporting critical infrastructure. You will work closely with quantitative researchers and traders, assisting in the implementation of trading strategies and various research projects. Your collaboration with technology teams will involve providing strategy and signals containers, ensuring seamless integration with Squarepoint's comprehensive infrastructure. The ideal candidate will thrive in a fast-paced environment, adeptly balancing rapid tactical delivery with long-term strategic initiatives. Strong communication skills are essential for driving cross-team projects and daily interactions with quant researchers and traders. A solid work ethic, enthusiasm for cutting-edge technology, and the determination to navigate complex challenges are key attributes for success in this role. Attention to detail and experience with defensive programming are vital. Research and implement trading strategies and signals logic, including backtesting, simulations, and processing frameworks. Develop advanced tooling for analyzing large data sets using statistical methods to identify trading opportunities and assess impacts over time. Gain a thorough understanding of market operations and structures to effectively apply domain knowledge to software design and development. Focus on long-term design improvements and maximizing code reuse. Support quantitative researchers with technical aspects of trading strategies and contribute to R&D efforts. Participate in the strategic design and roadmap for high-performance trading infrastructure. Provide production support, primarily in a Level 2 capacity, with Level 1 support during specific strategy rollouts. Collaborate with cross-functional teams (feed handlers, order gateways, reference data) to drive initiatives including latency monitoring and product rollouts.

Mar 10, 2026

Apply

C++ Quantitative Developer - Options Trading

Wintermute Trading

Full-time|On-site|London

Join Our Team at WintermuteAs a leading technology unicorn and one of the foremost algorithmic trading firms in the digital assets space, Wintermute is at the forefront of cryptocurrency liquidity provision across major trading platforms. We specialize in offering a wide array of OTC trading solutions and are committed to advancing high-profile blockchain initiatives alongside traditional financial institutions transitioning into the crypto ecosystem. Additionally, our Wintermute Ventures division invests in pioneering DeFi projects.Since our inception in 2017, Wintermute has adeptly navigated the ever-changing landscape of the cryptocurrency market. We pride ourselves on blending the rigorous technology standards of high-frequency trading firms with the dynamic and innovative culture characteristic of technology startups. Our vision is rooted in the transformative potential of blockchain, and we are dedicated to shaping a compliant and progressive market for digital assets. Discover more about us here.Position OverviewWe are looking for a skilled C++ Developer to join our expanding options trading team—one of the largest electronic trading desks within the crypto options market. In this pivotal role, you will work closely with our traders to develop high-performance, scalable options trading systems. Your engagement will span the full options stack, promoting business growth across centralized finance, decentralized finance, and OTC. The ideal candidate will demonstrate strong problem-solving abilities and thrive in a fast-paced environment.

Nov 28, 2023

Apply

Full Stack Software Engineer - Application Development

Palantir Technologies

Full-time|On-site|London, United Kingdom

Join a Transformative CompanyAt Palantir, we are pioneers in crafting the world's foremost software for data-driven decision-making and operational efficiency. Our innovative platforms connect vital data with those who require it, empowering our partners to develop life-saving pharmaceuticals, anticipate supply chain disruptions, locate missing children, and much more.Your RoleAs a Full Stack Engineer specializing in application development within Palantir Foundry, you will play a crucial role in shaping tools utilized by thousands to create advanced applications that drive their enterprises. You will design and implement user interfaces, manage state, and establish access patterns to facilitate data-intensive workflows that are both powerful and user-friendly. Your responsibilities may include interviewing users to comprehend their needs and identifying areas for product enhancement, as well as collaborating with colleagues to devise solutions for complex user experience challenges across various sectors.Daily, you will tackle intricate technical challenges, defining solution designs and incrementally delivering new features. You will take ownership of APIs and schemas that empower your front-end functionality, or collaborate with back-end engineers to develop them collectively.We seek engineers who are passionate about addressing real-world challenges and enabling both application builders and end-users to work at their best. Here are some examples of the impactful product work you will engage in:Frontline ProgramAs a Foundry Software Engineer, you may have the unique opportunity to participate in the Frontline program. This exclusive, short-term assignment places you directly with customers, allowing you to collaborate with users and gain invaluable insights into product applications and the challenges faced by our clients. Unlike conventional engineering roles, Frontline immerses you in complex, ambiguous problems, empowering you to deliver significant solutions across some of the world’s most critical industries and institutions.

Feb 22, 2024

Apply

C++ Quant Developer at Wintermute Trading | London

Wintermute Trading

Full-time|On-site|London

About WintermuteWintermute is a pioneering technology firm and one of the foremost algorithmic trading companies specializing in digital assets. Our mission is to provide liquidity across a diverse range of cryptocurrency exchanges and trading platforms. We also offer comprehensive OTC trading solutions while supporting prominent blockchain initiatives and traditional financial institutions transitioning into the crypto space. Additionally, Wintermute Ventures invests in early-stage DeFi projects, further enhancing our influence in the industry.Founded in 2017, Wintermute has adeptly navigated through various industry cycles. We blend the high-frequency trading standards of traditional markets with the innovative spirit of technology startups. At Wintermute, we are committed to harnessing the disruptive potential of blockchain technology, maintaining a long-term perspective on the digital asset market, and leading the way in establishing a compliant and innovative trading environment. To learn more, please visit our website.Join Our TeamWe are on the lookout for a passionate C++ Quant Developer who thrives on technology and possesses a keen interest in both the intricate details of computer hardware and the overarching design of expansive systems, including data infrastructure. The ideal candidate enjoys exploring the inner workings of technology, has a solid understanding of data structures, and possesses experience in developing client-server network applications and optimizing high-performance code. We value prior experience from personal projects as well as professional backgrounds. A PhD in mathematics is common among our Quant Developers, and a solid grasp of mathematical concepts is essential. An interest in algorithmic and quantitative trading is a bonus.At Wintermute, you will have the unique opportunity to directly influence our trading activities by developing and enhancing various aspects of our trading platform, data infrastructure, and related software. You will receive guidance from seasoned developers and traders, including our founders. Expect immediate responsibility and independence, enabling you to learn at an unparalleled pace! We operate without legacy systems, bureaucratic hurdles, or multiple approval layers; all developers report directly to our hands-on CTO. The impact you make is truly up to you!

May 1, 2021

Apply

Senior Front End Software Engineer - Application Development

Palantir Technologies

Full-time|On-site|London, United Kingdom

Join a Transformative OrganizationAt Palantir, we create groundbreaking software that revolutionizes data-driven decision-making and operations. Our platforms empower partners to develop life-saving medications, anticipate supply chain disruptions, locate missing children, and much more by delivering crucial data to those who need it most.About the RolePalantir Foundry is an all-encompassing platform designed for data-driven decision-making. We are redefining how organizations securely integrate their data, enabling them to construct reliable and essential applications on a unified foundation. Our clients utilize Foundry to conduct in-depth analyses that drive core operational strategies. They can also develop sophisticated applications such as operational dashboards, alert management systems, and resource allocation tools powered by advanced machine learning models.As a Senior Front End Software Engineer specializing in application development for Foundry, you will play a key role in designing the tools employed by thousands of users to create the advanced applications that fuel their businesses. Your responsibilities will include architecting and developing user interfaces, managing state, and implementing access patterns to facilitate data-intensive workflows that are both powerful and user-friendly. One day, you may engage with users to gain insights into their needs and pinpoint product enhancements; the next, you could collaborate with your teammates to address intricate UX challenges by integrating customer feedback and insights from various industries.You will routinely tackle complex technical challenges that require you to outline solution designs and identify incremental steps for delivering new features. This includes owning the APIs and schemas that underpin your frontend code and collaborating with backend engineers to develop them.We seek engineers who are dedicated to solving real-world issues and enabling both developers and end-users to achieve optimal results. If you are passionate about creating reliable, high-performance, and scalable systems, as well as designing robust APIs and primitives, this role offers a unique opportunity to significantly influence our products and the individuals who utilize them.Frontline OpportunityFoundry Software Engineers may have the chance to participate in Frontline, a distinctive program that offers a short-term assignment with customers. This immersive experience allows you to work directly with users, gaining valuable insights into how our products are applied and the challenges faced by our clients. Unlike traditional engineering roles, Frontline exposes you to complex, ambiguous problems, empowering you to innovate solutions that directly enhance user experiences.

Aug 7, 2024

Apply

IT Applications Owner

Pogust Goodhead

Full-time|On-site|London, England, United Kingdom

About UsPogust Goodhead is dedicated to advocating for justice for victims harmed by large corporations. Renowned for its leadership in international consumer claims, the firm achieved historic resolutions in the Volkswagen NOx Emissions Group Litigation in May 2022 and addressed the repercussions of the British Airways Data Breach in 2021.Pogust Goodhead also excels in environmental litigation, having secured a landmark judgment from the Court of Appeal in July 2022, allowing over 700,000 victims of Brazil’s Fundão Dam disaster to pursue claims against BHP in English courts. We are proud to have been recognized as the Litigation Boutique Firm of the Year at The Lawyer Awards 2023 and the Boutique Law Firm of the Year at the British Legal Awards 2023.As a leading class action law firm globally, our mission is to equalize the power dynamics between individuals and large corporations. We understand the significant barriers to justice faced by consumers, residents, victims, small business owners, and investors against the financial might of multinational corporations.Role OverviewWe are committed to enhancing our suite of applications focused on efficiency, governance, and risk management to support both our end-users and the broader business objectives.We are looking for an IT Applications Owner who will take comprehensive ownership of our portfolio of crucial business applications. This role is essential in ensuring that our systems are well-governed, widely adopted, and deliver tangible value through effective configuration, training, license management, and continuous improvement initiatives.The Applications Owner will collaborate closely with end-users, IT teams, and external vendors to optimize technology's role in enhancing efficiency, compliance, and governance across the firm.Key ResponsibilitiesServe as the primary owner of assigned business applications, ensuring stability, security, and suitability for purpose.Develop and maintain application roadmaps that include enhancements, integrations, and, when necessary, decommissioning.Ensure alignment of applications with governance, compliance, and risk management standards.

Feb 20, 2026

Apply

Apigee Application Developer

International Business Solutions Consult

Contract|On-site|London

We are seeking a talented Apigee Application Developer to join our dynamic team in London or Swindon. The ideal candidate will have expertise in Apigee, Java, and JavaScript, and will play a pivotal role in delivering RESTful APIs as part of our agile development team.Key Responsibilities:Actively participate in the development of RESTful API solutions as an Apigee Developer.Deliver high-quality code in Java and JavaScript from often ambiguous requirements.Adhere to stringent coding standards, including unit testing and deployment practices.Mentor junior developers and engage in peer code reviews.Demonstrate a proven track record in Java-based project delivery, utilizing tools such as Maven, Git, and Eclipse.Familiarity with PaaS platforms, NoSQL databases, and microservices architecture is a plus.

Dec 4, 2018

Apply

Senior Application Architect at Telefónica Tech | London

Telefónica Tech

Full-time|On-site|London

Senior Application ArchitectAs a Senior Application Architect at Telefónica Tech, you will play a pivotal role in assisting our clients to swiftly visualize, design, and implement applications utilizing cloud-native architectural patterns. This is a hands-on, client-facing position where you will collaborate with organizations to create cloud-native prototypes of applications or components, transforming their application portfolios and software development lifecycle (SDLC) for the cloud.This role is part of our Strategic Cloud Consulting team, working at the initial stages of the customer lifecycle, delivering quick value projects via our unique delivery methodology, before embarking on long-term consulting and managed service initiatives.Key Responsibilities:Engage with clients through collaborative whiteboarding sessions to comprehend their application strategies, technical limitations, and modernization mechanisms.Rapidly design and develop cloud-native prototypes of customer applications using modern, automated toolchains and innovative DevOps methodologies.Steer software strategy across the full-stack to redesign software architecture and integrate contemporary software development lifecycle processes.Create and showcase an application demo portal that highlights the latest advancements in cloud and application architecture.Pioneer AI-driven methodologies for application development and management, aiding customers in incorporating AI, ML, and automation into their processes.Work closely with sales, pre-sales, and cloud teams throughout the entire customer lifecycle to become a recognized expert in engineering modern applications.Partner with our tooling vendors to provide modern toolchains that enable customers to visualize software applications quickly.

Sep 16, 2025

Apply

iOS Developer

Konrad Group

Full-time|On-site|London

About Us At Konrad Group, we are a pioneering digital consultancy committed to addressing intricate business challenges faced by our global clientele. Our culture thrives on innovation, and we take pride in creating best-in-class digital products that are utilized by millions of consumers worldwide. We seek highly intelligent, analytical, and diligent individuals who are passionate about continuous learning. Role Overview As an iOS Developer, you will engage in the development of iOS applications, collaborating closely with our accomplished software development team. Your role will involve contributing to both consumer and enterprise applications, making it a perfect fit for developers who are confident in their technical skills and eager to be part of a dynamic and continuously evolving team at Konrad. Your Responsibilities Develop maintainable, testable, and high-performance software in conjunction with our exceptional team. Engage in code reviews and conduct thorough testing to guarantee the delivery of top-quality software. Investigate new technologies and tools, sharing insights with the team. Communicate effectively with all team members to facilitate collaboration. Requirements Proven experience in building iOS applications using Swift. Strong understanding of essential programming and computer science concepts. Comprehensive knowledge of the end-to-end mobile application development process, including server-side interactions. Solid grasp of core mobile principles such as UI implementation, common development frameworks, and REST APIs. Familiarity with common architectural patterns like MVVM, MVP, and MVC. Excellent interpersonal skills, as teamwork and communication are key to our success. A proactive mindset with a strong desire to produce outstanding work. A passion for enhancing software development workflows and processes. Preferred Qualifications Familiarity with functional reactive programming and ReactiveX frameworks is advantageous. Experience with Objective-C. Knowledge of modern networking approaches, such as GraphQL. Additional mobile development experience, including Android development with Java or Kotlin, or cross-platform development using React Native, Flutter, Ionic, Xamarin, or Cordova.

Mar 18, 2026

Apply

Senior JavaScript Developer

version1

Full-time|On-site|London, Birmingham, Manchester, Newcastle upon Tyne, Edinburgh, Belfast

Join our innovative team at version1 as a Senior JavaScript Developer, where you'll play a vital role in developing high-quality web applications. You will be responsible for designing, implementing, and maintaining complex software solutions using the latest technologies. If you are passionate about coding and thrive in a collaborative environment, we want to hear from you!

Mar 26, 2026

Create account — see all 1,419 results

Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, or location & role pages.